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#ifndef __TREESERVER_H__
#define __TREESERVER_H__
/** Each server in the tree is represented by one class of
* type TreeServer. A locally connected TreeServer can
* have a class of type TreeSocket associated with it, for
* remote servers, the TreeSocket entry will be NULL.
* Each server also maintains a pointer to its parent
* (NULL if this server is ours, at the top of the tree)
* and a pointer to its "Route" (see the comments in the
* constructors below), and also a dynamic list of pointers
* to its children which can be iterated recursively
* if required. Creating or deleting objects of type
i* TreeServer automatically maintains the hash_map of
* TreeServer items, deleting and inserting them as they
* are created and destroyed.
*/
class TreeServer : public classbase
{
InspIRCd* ServerInstance; /* Creator */
TreeServer* Parent; /* Parent entry */
TreeServer* Route; /* Route entry */
std::vector<TreeServer*> Children; /* List of child objects */
irc::string ServerName; /* Server's name */
std::string ServerDesc; /* Server's description */
std::string VersionString; /* Version string or empty string */
int UserCount; /* Not used in this version */
int OperCount; /* Not used in this version */
TreeSocket* Socket; /* For directly connected servers this points at the socket object */
time_t NextPing; /* After this time, the server should be PINGed*/
bool LastPingWasGood; /* True if the server responded to the last PING with a PONG */
SpanningTreeUtilities* Utils; /* Utility class */
public:
/** We don't use this constructor. Its a dummy, and won't cause any insertion
* of the TreeServer into the hash_map. See below for the two we DO use.
*/
TreeServer(SpanningTreeUtilities* Util, InspIRCd* Instance);
/** We use this constructor only to create the 'root' item, Utils->TreeRoot, which
* represents our own server. Therefore, it has no route, no parent, and
* no socket associated with it. Its version string is our own local version.
*/
TreeServer(SpanningTreeUtilities* Util, InspIRCd* Instance, std::string Name, std::string Desc);
/** When we create a new server, we call this constructor to initialize it.
* This constructor initializes the server's Route and Parent, and sets up
* its ping counters so that it will be pinged one minute from now.
*/
TreeServer(SpanningTreeUtilities* Util, InspIRCd* Instance, std::string Name, std::string Desc, TreeServer* Above, TreeSocket* Sock);
int QuitUsers(const std::string &reason);
/** This method is used to add the structure to the
* hash_map for linear searches. It is only called
* by the constructors.
*/
void AddHashEntry();
/** This method removes the reference to this object
* from the hash_map which is used for linear searches.
* It is only called by the default destructor.
*/
void DelHashEntry();
/** These accessors etc should be pretty self-
* explanitory.
*/
TreeServer* GetRoute();
std::string GetName();
std::string GetDesc();
std::string GetVersion();
void SetNextPingTime(time_t t);
time_t NextPingTime();
bool AnsweredLastPing();
void SetPingFlag();
int GetUserCount();
void AddUserCount();
void DelUserCount();
int GetOperCount();
TreeSocket* GetSocket();
TreeServer* GetParent();
void SetVersion(const std::string &Version);
unsigned int ChildCount();
TreeServer* GetChild(unsigned int n);
void AddChild(TreeServer* Child);
bool DelChild(TreeServer* Child);
/** Removes child nodes of this node, and of that node, etc etc.
* This is used during netsplits to automatically tidy up the
* server tree. It is slow, we don't use it for much else.
*/
bool Tidy();
~TreeServer();
};
#endif
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